/*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) version 3.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with the program; if not, see <http://www.gnu.org/licenses/>
*
*
* Authors:
* Diego Escalante Urrelo <diegoe@gnome.org>
* Bharath Acharya <abharath@novell.com>
*
* Copyright (C) 1999-2008 Novell, Inc. (www.novell.com)
* Copyright (C) 2008 - Diego Escalante Urrelo
*
*/
#include <gtk/gtk.h>
#include <glib.h>
#include <glib/gi18n.h>
#include <string.h>
#include <gconf/gconf-client.h>
#include <e-util/e-config.h>
#include <camel/camel-url.h>
#include <camel/camel-multipart.h>
#include <camel/camel-stream-mem.h>
#include <mail/em-composer-utils.h>
#include <mail/em-popup.h>
#include <mail/mail-session.h>
#include <mail/mail-component.h>
#include <mail/mail-ops.h>
#include <e-util/e-error.h>
#include <e-util/e-plugin.h>
#include <glade/glade.h>
#include <composer/e-msg-composer.h>
#define GCONF_KEY_TEMPLATE_PLACEHOLDERS "/apps/evolution/mail/template_placeholders"
typedef struct {
GladeXML *xml;
GConfClient *gconf;
GtkWidget *treeview;
GtkWidget *clue_add;
GtkWidget *clue_edit;
GtkWidget *clue_remove;
GtkListStore *store;
} UIData;
enum {
CLUE_KEYWORD_COLUMN,
CLUE_VALUE_COLUMN,
CLUE_N_COLUMNS,
};
typedef struct {
CamelMimeMessage *msg;
EMPopupTargetSelect *t;
} UserData;
static char* get_content (CamelMimeMessage *message);
static void reply_with_template (EPopup *ep, EPopupItem *item, void *data);
static void popup_free (EPopup *ep, GSList *l, void *data);
static GSList *fill_submenu (CamelStore *store,
CamelFolderInfo *info,
GSList *list,
EMPopupTargetSelect *t);
static GSList *append_to_menu (CamelFolder *folder,
GPtrArray *uids,
GSList *list,
EMPopupTargetSelect *t);
void org_gnome_templates_popup (EPlugin *ep, EMPopupTargetSelect *t);
GtkWidget *e_plugin_lib_get_configure_widget (EPlugin *epl);
gboolean e_plugin_ui_init (GtkUIManager *manager, EMsgComposer *composer);
/* Thanks to attachment reminder plugin for this*/
static void commit_changes (UIData *ui);
static void key_cell_edited_callback (GtkCellRendererText *cell, gchar *path_string,
gchar *new_text,UIData *ui);
static void value_cell_edited_callback (GtkCellRendererText *cell, gchar *path_string,
gchar *new_text,UIData *ui);
static gboolean clue_foreach_check_isempty (GtkTreeModel *model, GtkTreePath
*path, GtkTreeIter *iter, UIData *ui);
static void
selection_changed (GtkTreeSelection *selection, UIData *ui)
{
GtkTreeModel *model;
GtkTreeIter iter;
if (gtk_tree_selection_get_selected (selection, &model, &iter)) {
gtk_widget_set_sensitive (ui->clue_edit, TRUE);
gtk_widget_set_sensitive (ui->clue_remove, TRUE);
} else {
gtk_widget_set_sensitive (ui->clue_edit, FALSE);
gtk_widget_set_sensitive (ui->clue_remove, FALSE);
}
}
static void
destroy_ui_data (gpointer data)
{
UIData *ui = (UIData *) data;
if (!ui)
return;
g_object_unref (ui->xml);
g_object_unref (ui->gconf);
g_free (ui);
}
static void
commit_changes (UIData *ui)
{
GtkTreeModel *model = NULL;
GSList *clue_list = NULL;
GtkTreeIter iter;
gboolean valid;
model = gtk_tree_view_get_model (GTK_TREE_VIEW (ui->treeview));
valid = gtk_tree_model_get_iter_first (model, &iter);
while (valid) {
char *keyword, *value;
char *key;
gtk_tree_model_get (model, &iter, CLUE_KEYWORD_COLUMN, &keyword, -1);
gtk_tree_model_get (model, &iter, CLUE_VALUE_COLUMN, &value, -1);
/* Check if the keyword and value are not empty */
if ((keyword) && (value) && (g_utf8_strlen(g_strstrip(keyword), -1) > 0)
&& (g_utf8_strlen(g_strstrip(value), -1) > 0)) {
key = g_strdup_printf("%s=%s", keyword, value);
clue_list = g_slist_append (clue_list, key);
}
valid = gtk_tree_model_iter_next (model, &iter);
}
gconf_client_set_list (ui->gconf, GCONF_KEY_TEMPLATE_PLACEHOLDERS, GCONF_VALUE_STRING, clue_list, NULL);
g_slist_foreach (clue_list, (GFunc) g_free, NULL);
g_slist_free (clue_list);
}
static void
clue_check_isempty (GtkTreeModel *model, GtkTreePath *path, GtkTreeIter *iter, UIData *ui)
{
GtkTreeSelection *selection;
char *keyword = NULL;
gboolean valid;
selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (ui->treeview));
/* move to the previous node */
valid = gtk_tree_path_prev (path);
gtk_tree_model_get (model, iter, CLUE_KEYWORD_COLUMN, &keyword, -1);
if ((keyword) && !(g_utf8_strlen (g_strstrip (keyword), -1) > 0))
gtk_list_store_remove (ui->store, iter);
/* Check if we have a valid row to select. If not, then select
* the previous row */
if (gtk_list_store_iter_is_valid (GTK_LIST_STORE (model), iter)) {
gtk_tree_selection_select_iter (selection, iter);
} else {
if (path && valid) {
gtk_tree_model_get_iter (model, iter, path);
gtk_tree_selection_select_iter (selection, iter);
}
}
gtk_widget_grab_focus (ui->treeview);
g_free (keyword);
}
static gboolean
clue_foreach_check_isempty (GtkTreeModel *model, GtkTreePath *path, GtkTreeIter *iter, UIData *ui)
{
gboolean valid;
valid = gtk_tree_model_get_iter_first (model, iter);
while (valid && gtk_list_store_iter_is_valid (ui->store, iter)) {
char *keyword = NULL;
gtk_tree_model_get (model, iter, CLUE_KEYWORD_COLUMN, &keyword, -1);
/* Check if the keyword is not empty and then emit the row-changed
signal (if we delete the row, then the iter gets corrupted) */
if ((keyword) && !(g_utf8_strlen (g_strstrip (keyword), -1) > 0))
gtk_tree_model_row_changed (model, path, iter);
g_free (keyword);
valid = gtk_tree_model_iter_next (model, iter);
}
return FALSE;
}
static void
key_cell_edited_callback (GtkCellRendererText *cell,
gchar *path_string,
gchar *new_text,
UIData *ui)
{
GtkTreeModel *model;
GtkTreeIter iter;
char *value;
model = gtk_tree_view_get_model (GTK_TREE_VIEW (ui->treeview));
gtk_tree_model_get_iter_from_string (model, &iter, path_string);
gtk_tree_model_get (model, &iter, CLUE_VALUE_COLUMN, &value, -1);
gtk_list_store_set (GTK_LIST_STORE (model), &iter,
CLUE_KEYWORD_COLUMN, new_text, CLUE_VALUE_COLUMN, value, -1);
commit_changes (ui);
}
static void
value_cell_edited_callback (GtkCellRendererText *cell,
gchar *path_string,
gchar *new_text,
UIData *ui)
{
GtkTreeModel *model;
GtkTreeIter iter;
char *keyword;
model = gtk_tree_view_get_model (GTK_TREE_VIEW (ui->treeview));
gtk_tree_model_get_iter_from_string (model, &iter, path_string);
gtk_tree_model_get (model, &iter, CLUE_KEYWORD_COLUMN, &keyword, -1);
gtk_list_store_set (GTK_LIST_STORE (model), &iter,
CLUE_KEYWORD_COLUMN, keyword, CLUE_VALUE_COLUMN, new_text, -1);
commit_changes (ui);
}
static void
clue_add_clicked (GtkButton *button, UIData *ui)
{
GtkTreeModel *model;
GtkTreeIter iter;
gchar *new_clue = NULL;
GtkTreeViewColumn *focus_col;
GtkTreePath *path;
model = gtk_tree_view_get_model (GTK_TREE_VIEW (ui->treeview));
gtk_tree_model_foreach (model, (GtkTreeModelForeachFunc) clue_foreach_check_isempty, ui);
/* Disconnect from signal so that we can create an empty row */
g_signal_handlers_disconnect_matched(G_OBJECT(model), G_SIGNAL_MATCH_FUNC, 0, 0, NULL, clue_check_isempty, ui);
/* TODO : Trim and check for blank strings */
new_clue = g_strdup ("");
gtk_list_store_append (GTK_LIST_STORE (model), &iter);
gtk_list_store_set (GTK_LIST_STORE (model), &iter,
CLUE_KEYWORD_COLUMN, new_clue, CLUE_VALUE_COLUMN, new_clue, -1);
focus_col = gtk_tree_view_get_column (GTK_TREE_VIEW (ui->treeview), CLUE_KEYWORD_COLUMN);
path = gtk_tree_model_get_path (model, &iter);
if (path) {
gtk_tree_view_set_cursor (GTK_TREE_VIEW (ui->treeview), path, focus_col, TRUE);
gtk_tree_view_row_activated(GTK_TREE_VIEW(ui->treeview), path, focus_col);
gtk_tree_path_free (path);
}
/* We have done our job, connect back to the signal */
g_signal_connect(G_OBJECT(model), "row-changed", G_CALLBACK(clue_check_isempty), ui);
}
static void
clue_remove_clicked (GtkButton *button, UIData *ui)
{
GtkTreeSelection *selection;
GtkTreeModel *model;
GtkTreeIter iter;
GtkTreePath *path;
gboolean valid;
gint len;
valid = FALSE;
selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (ui->treeview));
if (!gtk_tree_selection_get_selected (selection, &model, &iter))
return;
/* Get the path and move to the previous node :) */
path = gtk_tree_model_get_path (model, &iter);
if (path)
valid = gtk_tree_path_prev(path);
gtk_list_store_remove (GTK_LIST_STORE (model), &iter);
len = gtk_tree_model_iter_n_children (model, NULL);
if (len > 0) {
if (gtk_list_store_iter_is_valid (GTK_LIST_STORE(model), &iter)) {
gtk_tree_selection_select_iter (selection, &iter);
} else {
if (path && valid) {
gtk_tree_model_get_iter(model, &iter, path);
gtk_tree_selection_select_iter (selection, &iter);
}
}
} else {
gtk_widget_set_sensitive (ui->clue_edit, FALSE);
gtk_widget_set_sensitive (ui->clue_remove, FALSE);
}
gtk_widget_grab_focus(ui->treeview);
gtk_tree_path_free (path);
commit_changes (ui);
}
static void
clue_edit_clicked (GtkButton *button, UIData *ui)
{
GtkTreeSelection *selection;
GtkTreeModel *model;
GtkTreePath *path;
GtkTreeIter iter;
GtkTreeViewColumn *focus_col;
selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (ui->treeview));
if (!gtk_tree_selection_get_selected (selection, &model, &iter))
return;
focus_col = gtk_tree_view_get_column (GTK_TREE_VIEW (ui->treeview), CLUE_KEYWORD_COLUMN);
path = gtk_tree_model_get_path (model, &iter);
if (path) {
gtk_tree_view_set_cursor (GTK_TREE_VIEW (ui->treeview), path, focus_col, TRUE);
gtk_tree_path_free (path);
}
}
GtkWidget *
e_plugin_lib_get_configure_widget (EPlugin *epl)
{
GtkCellRenderer *renderer_key, *renderer_value;
GtkTreeSelection *selection;
GtkTreeIter iter;
GConfClient *gconf = gconf_client_get_default();
GtkWidget *hbox;
GSList *clue_list = NULL, *list;
GtkTreeModel *model;
UIData *ui = g_new0 (UIData, 1);
char *gladefile;
gladefile = g_build_filename (EVOLUTION_PLUGINDIR,
"templates.glade",
NULL);
ui->xml = glade_xml_new (gladefile, "templates_configuration_box", NULL);
g_free (gladefile);
ui->gconf = gconf_client_get_default ();
ui->treeview = glade_xml_get_widget (ui->xml, "clue_treeview");
ui->store = gtk_list_store_new (CLUE_N_COLUMNS, G_TYPE_STRING, G_TYPE_STRING);
gtk_tree_view_set_model (GTK_TREE_VIEW (ui->treeview), GTK_TREE_MODEL (ui->store));
renderer_key = gtk_cell_renderer_text_new ();
gtk_tree_view_insert_column_with_attributes (GTK_TREE_VIEW (ui->treeview), -1, _("Keywords"),
renderer_key, "text", CLUE_KEYWORD_COLUMN, NULL);
g_object_set (G_OBJECT (renderer_key), "editable", TRUE, NULL);
g_signal_connect(renderer_key, "edited", (GCallback) key_cell_edited_callback, ui);
renderer_value = gtk_cell_renderer_text_new ();
gtk_tree_view_insert_column_with_attributes (GTK_TREE_VIEW (ui->treeview), -1, _("Values"),
renderer_value, "text", CLUE_VALUE_COLUMN, NULL);
g_object_set (G_OBJECT (renderer_value), "editable", TRUE, NULL);
g_signal_connect(renderer_value, "edited", (GCallback) value_cell_edited_callback, ui);
selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (ui->treeview));
gtk_tree_selection_set_mode (selection, GTK_SELECTION_SINGLE);
g_signal_connect (G_OBJECT (selection), "changed", G_CALLBACK (selection_changed), ui);
gtk_tree_view_set_headers_visible (GTK_TREE_VIEW (ui->treeview), TRUE);
ui->clue_add = glade_xml_get_widget (ui->xml, "clue_add");
g_signal_connect (G_OBJECT (ui->clue_add), "clicked", G_CALLBACK (clue_add_clicked), ui);
ui->clue_remove = glade_xml_get_widget (ui->xml, "clue_remove");
g_signal_connect (G_OBJECT (ui->clue_remove), "clicked", G_CALLBACK (clue_remove_clicked), ui);
gtk_widget_set_sensitive (ui->clue_remove, FALSE);
ui->clue_edit = glade_xml_get_widget (ui->xml, "clue_edit");
g_signal_connect (G_OBJECT (ui->clue_edit), "clicked", G_CALLBACK (clue_edit_clicked), ui);
gtk_widget_set_sensitive (ui->clue_edit, FALSE);
model = gtk_tree_view_get_model (GTK_TREE_VIEW (ui->treeview));
g_signal_connect(G_OBJECT(model), "row-changed", G_CALLBACK(clue_check_isempty), ui);
/* Populate tree view with values from gconf */
clue_list = gconf_client_get_list ( gconf, GCONF_KEY_TEMPLATE_PLACEHOLDERS, GCONF_VALUE_STRING, NULL );
for (list = clue_list; list; list = g_slist_next (list)) {
char **temp = g_strsplit (list->data, "=", 2);
gtk_list_store_append (ui->store, &iter);
gtk_list_store_set (ui->store, &iter, CLUE_KEYWORD_COLUMN, temp[0], CLUE_VALUE_COLUMN, temp[1], -1);
g_strfreev(temp);
}
if (clue_list) {
g_slist_foreach (clue_list, (GFunc) g_free, NULL);
g_slist_free (clue_list);
}
/* Add the list here */
hbox = gtk_vbox_new (FALSE, 0);
gtk_box_pack_start (GTK_BOX (hbox), glade_xml_get_widget (ui->xml, "templates_configuration_box"), TRUE, TRUE, 0);
/* to let free data properly on destroy of configuration widget */
g_object_set_data_full (G_OBJECT (hbox), "myui-data", ui, destroy_ui_data);
return hbox;
}
/* borrowed from plugins/mail-to-task/ */
static char *
get_content (CamelMimeMessage *message)
{
CamelDataWrapper *content;
CamelStream *mem;
CamelContentType *type;
CamelMimePart *mime_part = CAMEL_MIME_PART (message);
char *str, *convert_str = NULL;
gsize bytes_read, bytes_written;
gint count = 2;
content = camel_medium_get_content_object ((CamelMedium *) message);
if (!content)
return NULL;
/* Get non-multipart content from multipart message. */
while (CAMEL_IS_MULTIPART (content) && count > 0) {
mime_part = camel_multipart_get_part (CAMEL_MULTIPART (content), 0);
content = camel_medium_get_content_object (CAMEL_MEDIUM (mime_part));
count--;
}
if (!mime_part)
return NULL;
type = camel_mime_part_get_content_type (mime_part);
if (!camel_content_type_is (type, "text", "plain"))
return NULL;
mem = camel_stream_mem_new ();
camel_data_wrapper_decode_to_stream (content, mem);
str = g_strndup ((const gchar*)((CamelStreamMem *) mem)->buffer->data, ((CamelStreamMem *) mem)->buffer->len);
camel_object_unref (mem);
/* convert to UTF-8 string */
if (str && content->mime_type->params && content->mime_type->params->value) {
convert_str = g_convert (str, strlen (str),
"UTF-8", content->mime_type->params->value,
&bytes_read, &bytes_written, NULL);
}
if (convert_str) {
g_free (str);
return convert_str;
}
else
return str;
}
static void
reply_with_template (EPopup *ep, EPopupItem *item, void *data)
{
CamelMimeMessage *new, *template, *reply_to;
CamelFolder *templates_folder;
struct _camel_header_raw *header;
UserData *userdata = item->user_data;
char *cont;
/* We get the templates folder and all the uids of the messages in there */
templates_folder = mail_component_get_folder(NULL, MAIL_COMPONENT_FOLDER_TEMPLATES);
/* Get from the currently selected folder, the currently selected message */
reply_to = camel_folder_get_message (userdata->t->folder,
g_ptr_array_index (userdata->t->uids, 0),
NULL);
/* The message we'll be using has been stored when building the menu */
template = userdata->msg;
/* The new message we are creating */
new = camel_mime_message_new();
/* Add the headers from the message we are replying to, so CC and that
* stuff is preserved.
*/
header = ((CamelMimePart *)reply_to)->headers;
while (header) {
if (g_ascii_strncasecmp (header->name, "content-", 8) != 0) {
camel_medium_add_header((CamelMedium *) new,
header->name,
header->value);
}
header = header->next;
}
camel_mime_part_set_encoding((CamelMimePart *) new, CAMEL_TRANSFER_ENCODING_8BIT);
/* Get the template content. */
cont = get_content (template);
/* Set the To: field to the same To: field of the message we are replying to. */
camel_mime_message_set_recipients (new, CAMEL_RECIPIENT_TYPE_TO,
camel_mime_message_get_from (reply_to));
/* Copy the CC and BCC from the template.*/
camel_mime_message_set_recipients (new, CAMEL_RECIPIENT_TYPE_CC,
camel_mime_message_get_recipients (template, CAMEL_RECIPIENT_TYPE_CC));
camel_mime_message_set_recipients (new, CAMEL_RECIPIENT_TYPE_BCC,
camel_mime_message_get_recipients (template, CAMEL_RECIPIENT_TYPE_BCC));
camel_mime_part_set_content((CamelMimePart *)new,
cont, (int) g_utf8_strlen(cont, -1), "text");
/* Create the composer */
em_utils_edit_message (new, templates_folder);
camel_object_unref(new);
}
static void
popup_free (EPopup *ep, GSList *l, void *data)
{
g_slist_free (l);
}
static GSList
*append_to_menu (CamelFolder *folder, GPtrArray *uids, GSList *list, EMPopupTargetSelect *t)
{
int i;
for (i = 0; i < uids->len; i++) {
const char *subject;
char *path;
EPopupItem *item;
CamelMimeMessage *message;
UserData *user_data;
const char *uid;
uid = g_strdup (g_ptr_array_index (uids, i));
/* Same as in fill_submenu */
if (!g_str_has_suffix (folder->name, "Templates"))
path = g_strdup_printf ("80.%s", folder->full_name);
else
path = "80.Templates";
/* If this uid is trashed, ignore it */
if (camel_folder_get_message_flags (folder, uid) & CAMEL_MESSAGE_DELETED)
continue;
/* Get the message for this uid */
message = camel_folder_get_message (folder,
uid,
NULL);
subject = camel_mime_message_get_subject (message);
/* Create the menu item for it */
item = g_slice_alloc0(sizeof(*item));
item->type = E_POPUP_ITEM;
item->path = g_strdup_printf ("%s/%02d", path, i);
item->label = g_strdup ((strlen(subject) > 0) ? subject : _("No title"));
item->visible = EM_POPUP_SELECT_MANY | EM_POPUP_SELECT_ONE;
/* Make some info available to the callback */
user_data = g_slice_new(UserData);
user_data->msg = message;
user_data->t = t;
item->user_data = user_data;
item->activate = reply_with_template;
list = g_slist_prepend (list, item);
}
return list;
}
static GSList
*fill_submenu (CamelStore *store, CamelFolderInfo *info, GSList *list, EMPopupTargetSelect *t)
{
while (info) {
CamelFolder *folder;
GPtrArray *uids;
EPopupItem *item;
folder = camel_store_get_folder (store, info->full_name, 0, NULL);
item = g_slice_alloc0(sizeof(*item));
item->type = E_POPUP_SUBMENU;
item->label = folder->name;
item->visible = EM_POPUP_SELECT_MANY | EM_POPUP_SELECT_ONE;
/* To avoid having a Templates dir, we ignore the top level */
if (!g_str_has_suffix (folder->name, "Templates"))
item->path = g_strdup_printf ("80.%s", folder->full_name);
else
item->path = "80.Templates";
list = g_slist_prepend (list, item);
/* Get the uids for this folder and fill them in the menu */
uids = camel_folder_get_uids (folder);
list = append_to_menu (folder, uids, list, t);
camel_folder_free_uids (folder, uids);
/* If the folder has a child, call this function again */
if (info->child) {
list = fill_submenu (store, info->child, list, t);
}
info = info->next;
}
return list;
}
void
org_gnome_templates_popup (EPlugin *ep, EMPopupTargetSelect *t)
{
CamelFolder *templates_folder;
CamelFolderInfo *templates_info;
CamelStore *store;
GSList *list = NULL;
/* We get the templates folder and all the uids of the messages in there */
store = mail_component_peek_local_store (NULL);
templates_folder = mail_component_get_folder(NULL, MAIL_COMPONENT_FOLDER_TEMPLATES);
templates_info = camel_store_get_folder_info (store,
templates_folder->full_name,
CAMEL_STORE_FOLDER_INFO_RECURSIVE | CAMEL_STORE_FOLDER_INFO_FAST,
NULL);
/* Get subfolders and fill it */
list = fill_submenu (store, templates_info, list, t);
e_popup_add_items (t->target.popup, list, NULL, popup_free, NULL);
return;
}
static void
action_template_cb (GtkAction *action,
EMsgComposer *composer)
{
CamelMessageInfo *info;
CamelMimeMessage *msg;
CamelFolder *templates_folder;
/* We get the templates folder and all the uids of the messages in there */
templates_folder = mail_component_get_folder(NULL, MAIL_COMPONENT_FOLDER_TEMPLATES);
msg = e_msg_composer_get_message_draft (composer);
info = camel_message_info_new (NULL);
/* FIXME: what's the ~0 for? :) */
camel_message_info_set_flags (info, CAMEL_MESSAGE_SEEN | CAMEL_MESSAGE_DRAFT, ~0);
mail_append_mail (templates_folder, msg, info, NULL, composer);
return;
}
static GtkActionEntry entries[] = {
{ "Template",
GTK_STOCK_SAVE,
N_("Save as _Template"),
"<Shift><Control>t",
N_("Save as Template"),
G_CALLBACK (action_template_cb) }
};
gboolean
e_plugin_ui_init (GtkUIManager *manager,
EMsgComposer *composer)
{
GtkhtmlEditor *editor;
editor = GTKHTML_EDITOR (composer);
/* Add actions to the "composer" action group. */
gtk_action_group_add_actions (
gtkhtml_editor_get_action_group (editor, "composer"),
entries, G_N_ELEMENTS (entries), composer);
return TRUE;
}
